Files
pvData/pvDataApp/test/testByteBuffer.cpp
Matej Sekoranja 7cf33be144 byteBuffer added
2010-10-21 14:28:34 +02:00

127 lines
2.8 KiB
C++

/*
* testByteBuffer.cpp
*
* Created on: Oct 20, 2010
* Author: Miha Vitorovic
*/
#include <iostream>
#include <cstring>
#include <epicsAssert.h>
#include <epicsEndian.h>
#include "byteBuffer.h"
using namespace epics::pvData;
using std::cout;
void testBasicOperations() {
cout<<"Basic operation tests...\n";
ByteBuffer* buff = new ByteBuffer();
assert(buff->getSize()==32);
assert(buff->getByteOrder()==EPICS_BYTE_ORDER);
assert(buff->getPosition()==0);
assert(buff->getLimit()==32);
assert(buff->getRemaining()==32);
buff->putBoolean(true);
assert(buff->getPosition()==1);
assert(buff->getRemaining()==31);
buff->putByte(-12);
assert(buff->getPosition()==2);
assert(buff->getRemaining()==30);
buff->putShort(10516);
assert(buff->getPosition()==4);
assert(buff->getRemaining()==28);
buff->putInt(0x1937628B);
assert(buff->getPosition()==8);
assert(buff->getRemaining()==24);
buff->putLong(2345678123LL);
assert(buff->getPosition()==16);
assert(buff->getRemaining()==16);
float testFloat = 34.67;
buff->putFloat(testFloat);
assert(buff->getPosition()==20);
assert(buff->getRemaining()==12);
double testDouble = -512.23974;
buff->putDouble(testDouble);
assert(buff->getPosition()==28);
assert(buff->getRemaining()==4);
buff->flip();
assert(buff->getLimit()==28);
assert(buff->getPosition()==0);
assert(buff->getRemaining()==28);
assert(buff->getBoolean()==true);
assert(buff->getPosition()==1);
assert(buff->getByte()==-12);
assert(buff->getPosition()==2);
assert(buff->getShort()==10516);
assert(buff->getPosition()==4);
assert(buff->getInt()==0x1937628B);
assert(buff->getPosition()==8);
assert(buff->getLong()==2345678123LL);
assert(buff->getPosition()==16);
assert(buff->getFloat()==testFloat);
assert(buff->getPosition()==20);
assert(buff->getDouble()==testDouble);
assert(buff->getPosition()==28);
buff->clear();
assert(buff->getPosition()==0);
assert(buff->getLimit()==32);
assert(buff->getRemaining()==32);
delete buff;
cout<<" PASSED\n";
}
void testInverseEndianness() {
cout<<"Testing inverse endianness...\n";
#if EPICS_BYTE_ORDER==EPICS_ENDIAN_BIG
ByteBuffer* buff = new ByteBuffer(32,EPICS_ENDIAN_LITTLE);
char refBuffer[] =
{ (char)0x02, (char)0x01, (char)0x0D, (char)0x0C, (char)0x0B, (char)0x0A};
#else
ByteBuffer* buff = new ByteBuffer(32, EPICS_ENDIAN_BIG);
char refBuffer[] = { (char)0x01, (char)0x02, (char)0x0A, (char)0x0B,
(char)0x0C, (char)0x0D };
#endif
buff->putShort(0x0102);
buff->putInt(0x0A0B0C0D);
assert(strncmp(buff->getArray(),refBuffer,6)==0);
buff->flip();
assert(buff->getShort()==0x0102);
assert(buff->getInt()==0x0A0B0C0D);
delete buff;
cout<<" PASSED\n";
}
int main(int argc, char *argv[]) {
testBasicOperations();
testInverseEndianness();
return (0);
}